Sours
v. （使某物）变酸, 变馊, （使某人）阴郁( sour的第三人称单数 ); 关系、态度、人等（使）变坏, 恶化
🗣️ 情景例句
But I have promises to keep,
但是我有约要赴
Riches do not always bring happiness.
富未必永远带幸福。
The man smiled pleasantly.He did not understand English! He spoke German.He was a tourist.
这人友好地笑了笑。他不懂英语！他讲德语。他是个旅游者。